function http({
  url,
  success
}){
  wx.request({
      url,
      header: {'content-type':'application/json'},
      method: 'GET',
      dataType: 'json',
      responseType: 'text',
      success: (res)=>{
          success(res)
      }
     
  });
}
function getMusicHttp(callback){
    http({
        url,
        success:res=>{
            callback(res)
        }
    })
}